Does this h1 disappear at 800px

So something to look atttttt. CSS in 'head'.

So something to look atttttt
This img only vis on 900px or fewer

Hide elements on different screen sizes

Example DIV to be hidden

When the browser's width is 600px wide or less, hide the div element. Resize the browser window to see the effect.

I LOVE THIS GREEN ON BLACK COLOUR SCHEME!!!

h4 at 60px Not all that enthralled with lime green